...n) 抽样方法(I)(Sampling Methods(I))第八周(Week Eight) 抽样方法(I)(Sampling Methods(I))第九周(Week Nine) 实验研究方法(I)(Experiment Research(I))第十周(Week Ten) 实验研究方法(II)(Experiment Research(II)) 第十一周(W...
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Nine decades ago, leading economists predicted that technological advances and rising productivity would mean that would be working a 15-hour week.
90年前,知名经济学家曾预测,技术进步和生产率提高意味着每周工作时间将达到15小时。
Cabin crews are reporting up to nine cases of air rage a week.
乘务人员们报告每周有多达9起的乘客情绪失控事件。
And nine hours a week of outside-the-class work.
每周还有九个小时的课堂外工作。
And it said this week that final results will likely show two thousand nine was the fifth-warmest year on record.
VOA: special.2009.12.12
And nine hours a week of outside-the-class work.
每周还有九个小时的课堂外工作。
Officials reported this week that the gross domestic product grew nine-tenths of one percent between April and June.
VOA: special.2009.08.21
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